6061-T6 Aluminum Rectangle Tube is frequently found in aircraft construction. Alloy 6061-T6 has a high strength-to-weight ratio.Aluminum 6063-T5 Square & Rectangular Tube is used in many fabrication projects where being lightweight, and corrosion-resistance is required. It has a nicer finish and is easily machined. It has square corners both inside and outside.Aluminum 6063-T5 Square & Rectangular Tube is used in many fabrication projects where being lightweight, and corrosion-resistance is required. It has a nicer finish and is easily machined. It has square corners both inside and outside.
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